CN115195310B - Paper pressing system of flag machine capable of stably lifting - Google Patents
Paper pressing system of flag machine capable of stably lifting Download PDFInfo
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- CN115195310B CN115195310B CN202210999686.4A CN202210999686A CN115195310B CN 115195310 B CN115195310 B CN 115195310B CN 202210999686 A CN202210999686 A CN 202210999686A CN 115195310 B CN115195310 B CN 115195310B
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- pressing roller
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- 238000009434 installation Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The invention provides a flag machine paper pressing system capable of stably lifting, which comprises a stepping paper pressing roller, wherein the lower part of the stepping paper pressing roller is provided with a lifting paper pressing roller in a lifting manner through a lifting mechanism, and a printing medium conveying channel is formed between the lifting paper pressing roller and the stepping paper pressing roller. This flag machine paper pressing system that steadily goes up and down is through setting up step-by-step dancer roll and the lift dancer roll that can contact of whole peripheral face to can utilize the relative motion between step-by-step dancer roll and the lift dancer roll to flatten printing medium, increase the area of contact with printing medium, improve flattening effect. Meanwhile, at least two groups of lifting units are arranged below the lifting paper pressing roller, and the lifting units can be utilized to support and lift a plurality of parts of the lifting paper pressing roller, so that the lifting paper pressing roller can be effectively supported in the working process or the lifting process, and bending deformation of the lifting paper pressing roller due to dead weight is effectively prevented.
Description
Technical Field
The invention relates to the field of industrial printers, in particular to a flag machine paper pressing system capable of stably lifting.
Background
Industrial printers are an emerging print promotional device that is environmentally friendly, inexpensive and capable of printing a wide variety of media materials. In general, before printing starts, a printing medium such as an industrial paper roll or an industrial cloth roll needs to pass through a printing platform after bypassing a paper discharge rod from one side of a paper discharge roller, and is conveyed to a paper collecting system by a friction roller after being sprayed by a printing spray head at the printing platform. In order to ensure that the printing medium can be flattened during printing, a plurality of groups of paper pressing wheel assemblies capable of being lifted and falling are arranged on one side of the printing platform, but the paper pressing wheel assemblies with the structure are discontinuous, so that the paper pressing wheel assemblies need to be adjusted one by one during adjustment of paper pressing pressure, the adjustment efficiency is low, the contact surface between the paper pressing wheel assemblies and the printing medium is small, and the flattening effect is difficult to ensure.
The utility model patent with the application number 201920954554.3 discloses a clutch mechanism of a press paper roll of a printing machine, which comprises a frame, a paper feed roll, the press paper roll, two eccentric wheels, a first driving device and a second driving device, wherein a gap is reserved between the press paper roll and the paper feed roll to form a channel for paper to pass through. The mechanism adopts an eccentric clutch mechanism, flexibly adjusts the distance between the paper pressing roller and the paper feeding roller, and ensures the printing quality of paper. However, the mechanism has the defects of limited indirect adjustment stroke and bending deformation caused by long-term suspension of the paper feeding roller.
In order to solve the above problems, an ideal technical solution is always sought.
Disclosure of Invention
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a flag machine paper pressing system of steady lift, includes step-by-step dancer roll, step-by-step dancer roll's below is provided with the lift dancer roll through lift mechanism liftable, the lift dancer roll with form printing medium conveying channel between the step-by-step dancer roll.
Based on the above, for steady support and lifting, the lifting mechanism comprises a supporting beam and at least two groups of lifting units arranged on the supporting beam, and the top of the lifting units is in rolling fit with the lifting paper pressing roller.
Based on the above, for uniform support, when the number of lifting units is even, the lifting units are symmetrically arranged below the lifting platen roller with the length center of the lifting platen roller as an axis, and when the number of lifting units is odd, the lifting units are arranged below the lifting platen roller at equal intervals.
Based on the above, the lifting unit comprises a telescopic rod, a horizontal supporting plate hinged to the top of the telescopic rod and supporting roller installation frames rotatably installed on two sides of the horizontal supporting plate, and supporting rollers are rotatably arranged at two ends of the supporting roller installation frames.
Based on the above, in order to increase the contact area of the backup roll and the lifting and lowering platen roller, the backup roll is disposed in parallel with the lifting and lowering platen roller.
Based on the above, the horizontal support plate is hinged to the top end of the telescopic rod through a first rotating shaft, the support roller mounting frame is rotatably mounted on two sides of the horizontal support plate through a pair of second rotating shafts, and the first rotating shaft is perpendicular to the second rotating shaft.
Based on the above, the telescopic rod is a pneumatic telescopic rod or a hydraulic telescopic rod.
Based on the above, the support roller mounting frame is an arc-shaped support roller mounting frame.
Based on the above, in order to limit the amplitude of oscillation, two sides of the arc-shaped supporting roller installation frame are respectively provided with amplitude limiting screws, and two groups of amplitude limiting screws are respectively arranged at two sides of the center line of the arc-shaped supporting roller installation frame.
Based on the above, one end of the stepping platen roller is connected with a servo motor in a transmission way, and two ends of the lifting platen roller are provided with guide blocks.
Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, in particular to the flag machine paper pressing system capable of stably lifting, which is provided by the invention, by arranging the pair of the stepping paper pressing roller and the lifting paper pressing roller which can be contacted with the whole peripheral surface, the printing medium can be flattened by utilizing the relative movement between the stepping paper pressing roller and the lifting paper pressing roller, the contact area with the printing medium is increased, and the flattening effect is improved.
Further, through setting up at least two sets of lift lifting unit in lift platen roller below, can utilize lift lifting unit to support and lift a plurality of positions of lift platen roller for lift platen roller is in the course of working or lift in-process homoenergetic obtains effectual support, has effectively prevented the bending deformation phenomenon that lift platen roller takes place because of the dead weight.
Further, through carrying out the stationarity design to lift lifting mechanism for the backing roll can be gone on freely in back and forth, controlling, thereby has effectively ensured the steady support to lift the dancer roll.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a flag machine paper pressing system capable of stably lifting and lowering.
Fig. 2 is a schematic diagram of the overall structure of a lifting mechanism in a flag machine paper pressing system capable of stably lifting.
Fig. 3 is a schematic diagram of an end face structure of a lifting mechanism in a flag machine paper pressing system capable of stably lifting.
FIG. 4 is a schematic view showing a sectional structure of a lifting mechanism A-A in a flag machine paper pressing system capable of stably lifting.
In the figure: 1. a servo motor; 2. a support beam; 3. lifting and lifting mechanism; 4. a support roller; 5. a step platen roller; 6. lifting the platen roller; 7. a support roller mounting frame; 8. a horizontal support plate; 9. a first rotation shaft; 10. a second rotation shaft; 11. swing limit screw.
Detailed Description
The technical scheme of the invention is further described in detail through the following specific embodiments.
Example 1
The embodiment provides a flag machine paper pressing system capable of stably lifting, which comprises a stepping paper pressing roller 5, wherein a lifting paper pressing roller 6 is arranged below the stepping paper pressing roller 5 in a lifting manner through a lifting mechanism 3, as shown in fig. 1,2, 3 and 4. A print medium conveyance path is formed between the lifting platen roller 6 and the stepping platen roller 5.
The lifting mechanism 3 comprises a supporting beam 2 and two groups of lifting units arranged on the supporting beam 2. The top of the lifting unit is in rolling fit with the lifting paper pressing roller 6.
The two groups of lifting units are symmetrically arranged below the lifting paper pressing roller 6 by taking the length center of the lifting paper pressing roller 6 as an axis.
As shown in fig. 2,3 and 4, the lifting unit comprises a pneumatic telescopic rod, a horizontal support plate 8 hinged to the top of the pneumatic telescopic rod, and support roller mounting frames 7 rotatably mounted on two sides of the horizontal support plate 8, wherein support rollers 4 are rotatably arranged at two ends of the support roller mounting frames 7.
The backup roller 4 is disposed in parallel with the lifting platen roller 6.
The horizontal support plate 8 is hinged to the top end of the pneumatic telescopic rod through a first rotating shaft 9, and the support roller mounting frame 7 is rotatably mounted on both sides of the horizontal support plate 8 through a pair of second rotating shafts 10.
In this embodiment, the first rotation shaft 9 is provided perpendicular to the second rotation shaft 10 so that the backup roller can swing freely back and forth and right and left.
Example 2
The embodiment provides a flag machine paper pressing system that steadily goes up and down, and the specific structure is different from embodiment 1 in that: in this embodiment, the support roller mounting frame 7 is an arc-shaped support roller mounting frame.
Swing limit screws 11 are respectively arranged on two sides of the arc-shaped support roller installation frame, and two groups of swing limit screws 11 are respectively arranged on two sides of the center line of the arc-shaped support roller installation frame.
One end of the stepping platen roller 5 is connected with a servo motor 1 in a transmission way, and guide blocks are arranged at two ends of the lifting platen roller 5.
Example 3
The embodiment provides a flag machine paper pressing system that steadily goes up and down, and the specific structure is different from embodiment 1 in that: in this embodiment, the lifting mechanism includes a support beam 2 and three groups of lifting units disposed on the support beam 2, where the three groups of lifting units are disposed under the lifting platen roller 6 at equal intervals.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (7)
1. A flag machine paper pressing system capable of stably lifting is characterized in that: including step-by-step dancer roll, step-by-step dancer roll's below is provided with the lift dancer roll through lift lifting mechanism liftable, the lift dancer roll with form printing medium conveying passageway between the step dancer roll, lift lifting mechanism includes a supporting beam and sets up at least two sets of lift lifting unit on the supporting beam, the top of lift lifting unit with lift dancer roll fit, the lift lifting unit includes the telescopic link, articulates horizontal support board at the telescopic link top and rotatable the installing frame of backing roll in horizontal support board both sides, the both ends of backing roll installing frame are rotatable to be provided with the backing roll, the horizontal support board through first rotation axis with the top of telescopic link articulates mutually, the supporting roll installing frame is rotatable to be installed through a pair of second rotation axis the both sides of horizontal support board, first rotation axis with the second rotation axis sets up perpendicularly.
2. The stationary lifting flag machine papering system of claim 1, wherein: when the number of the lifting units is even, the lifting units are symmetrically arranged below the stepping platen roller by taking the length center of the lifting platen roller as an axis, and when the number of the lifting units is odd, the lifting units are arranged below the lifting platen roller at equal intervals.
3. The stationary lifting flag machine papering system of claim 2, wherein: the support roller is arranged in parallel with the lifting platen roller.
4. The stationary lifting flag machine papering system of claim 2, wherein: the telescopic rod is a pneumatic telescopic rod or a hydraulic telescopic rod.
5. The stationary lifting flag machine papering system of claim 2, wherein: the supporting roller installation frame is an arc-shaped supporting roller installation frame.
6. The stationary raised and lowered flag machine papering system of claim 5, wherein: swing limit screws are respectively arranged on two sides of the arc-shaped support roller installation frame, and two groups of swing limit screws are respectively arranged on two sides of the center line of the arc-shaped support roller installation frame.
7. The stationary raised and lowered flag machine papering system of claim 6, wherein: one end of the stepping platen roller is connected with a servo motor in a transmission way, and guide blocks are arranged at two ends of the lifting platen roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210999686.4A CN115195310B (en) | 2022-08-19 | Paper pressing system of flag machine capable of stably lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210999686.4A CN115195310B (en) | 2022-08-19 | Paper pressing system of flag machine capable of stably lifting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115195310A CN115195310A (en) | 2022-10-18 |
| CN115195310B true CN115195310B (en) | 2024-06-25 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207207478U (en) * | 2017-09-07 | 2018-04-10 | 武汉亿力电子科技有限公司 | Automatic lifting riding wheel apparatus for spray drawing machine |
| CN210558326U (en) * | 2019-06-24 | 2020-05-19 | 武汉中鼎智科物联网科技有限公司 | Clutch mechanism of printing machine dancer roll |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207207478U (en) * | 2017-09-07 | 2018-04-10 | 武汉亿力电子科技有限公司 | Automatic lifting riding wheel apparatus for spray drawing machine |
| CN210558326U (en) * | 2019-06-24 | 2020-05-19 | 武汉中鼎智科物联网科技有限公司 | Clutch mechanism of printing machine dancer roll |
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